TABLE 2.

Distribution of all tenofovir-related species after incubation of ¹⁴C-labeled drug in human whole blood^a

Drug	Total amt recoveredb (μg-eq)
	Plasma	PBMC	RBC
GS 7340	43.0 ± 7.8	1.25 ± 0.22	12.6 ± 3.02
Tenofovir DF	48.10 ± 8.7	0.133 ± 0.029	10.5 ± 5.17
Tenofovir	55.70 ± 4.5	0.033 ± 0.014	3.72 ± 1.86

^aA total of 10 μg-eq/ml of ¹⁴C-labeled compound was incubated for 1 h at 37°C in human blood, followed by Ficoll-Paque separation of the blood fractions.

^bMean±SD, n = 3.